NOCO Boost Plus GB40 1000 Amp 12-Volt UltraSafe Portable Lithium Jump Starter, Car Battery Booster Pack, And Jumper Cables For Up To 6-Liter Gasoline And 3-Liter Diesel Engines. ---- Start Dead Batteries - Safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp portable lithium car battery jump starter pack - up to 20 jump starts on a single charge - and rated for gasoline engines up to 6 liters and diesel engines up to 3 liters.